Home / 271,246.86-406,823.85-71,569.31

Finding the Fourth Proportional to 271,246.86, 406,823.85 and 71,569.31

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Solution

The fourth proportional to 271,246.86, 406,823.85 and 71,569.31 is: 107,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,246.86 : 406,823.85 = 71,569.31 : x
  2. Step 2: Convert to fraction form
    271,246.86/406,823.85 = 71,569.31/x
  3. Step 3: Cross multiply
    271,246.86x = 406,823.85 × 71,569.31
  4. Step 4: Simplify right side
    271,246.86x = 29,116,100,201.92
  5. Step 5: Solve for x
    x = 29,116,100,201.92/271,246.86
  6. Step 6: Final answer
    x = 107,341.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.